Is It Normal for New Car Headlights to Have Condensation?

1 Answers
DiOwen
07/29/25 3:20pm
New car headlights generally should not have condensation. If condensation appears, it indicates poor sealing performance of the headlight, possibly due to oxidation of the headlight sealing rubber ring. Below is relevant information: Cause: Since xenon lights can reach working temperatures of over 300 degrees, the gas inside the headlight expands. After turning off the lights and cooling down, a pressure difference is created, which draws external water vapor into the headlight, forming the visible condensation. Using desiccant packs: Of course, if the condensation is very slight, it is relatively normal, but water ingress is not. The solution for slight condensation is to open the headlight rear cover and place several desiccant packs inside. Each original headlight comes with a desiccant pack. You can also turn on the headlights for about 15 minutes to disperse the internal moisture. Filling out an application: For headlight water ingress without external factors, if the car is still under warranty, the headlights can be replaced for free. It's best to first contact the 4S store to discuss compensation and fill out the corresponding application form.
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